CVE-2020-16982

CVE-2020-16982 (Azure Sphere) has a concrete advisory in TALOS-2020-1132 describing a privilege-escalation flaw in the Azure Sphere mtd character device driver. The issue arises from a write path (MEMWRITE) in the MTD subsystem that does not verify FMODE_WRITE, allowing an attacker with read acce...

CVE-2020-16982 Azure Sphere Unsigned Code Execution Vulnerability

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CVE-2020-16970 Azure Sphere Unsigned Code Execution Vulnerability

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CVE-2020-16970

CVE-2020-16970 is a Microsoft Azure Sphere vulnerability involving the AF_AZSPIO socket path. The Talos analysis describes a memory-corruption flaw in the AF_AZSPIO socket flow that can trigger a double-free and out-of-bounds read in the kernel, potentially allowing shellcode execution and/or a d...

Azure Sphere Unsigned Code Execution Vulnerability

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Azure Sphere Unsigned Code Execution Vulnerability

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Azure Sphere Unsigned Code Execution Vulnerability

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Azure Sphere Unsigned Code Execution Vulnerability

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Azure Sphere Unsigned Code Execution Vulnerability

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CVE-2020-3284

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

CVE-2020-3284

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

Design/Logic Flaw

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

CVE-2020-3284 Cisco IOS XR Software Enhanced Preboot eXecution Environment Unsigned Code Execution Vulnerability

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

CVE-2020-3284 Cisco IOS XR Software Enhanced Preboot eXecution Environment Unsigned Code Execution Vulnerability

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

Cisco IOS XR RCE (cisco-sa-iosxr-pxe-unsign-code-exec-qAa78fD2)

According to its self-reported version, IOS-XR is affected by a remote code execution vulnerability in the enhanced Preboot eXecution Environment PXE boot loader due to a failure to verify commands issued during a network boot. An unauthenticated, remote attacker can exploit this to execute...

Vulnerability fixed in Cisco IOS XR

A vulnerability in the Preboot eXecution Environment PXE bootloader for Cisco IOS XR 64-bit software could allow an unauthenticated, remote malicious agent to execute execute unsigned code during the PXE boot process on an affected device. The PXE bootloader is part of the BIOS and is executed...

Cisco IOS XR Software Enhanced Preboot eXecution Environment Unsigned Code Execution Vulnerability

A vulnerability in the enhanced Preboot eXecution Environment PXE boot loader for Cisco IOS XR 64-bit Software could allow an unauthenticated, remote attacker to execute unsigned code during the PXE boot process on an affected device. The PXE boot loader is part of the BIOS and runs over the...

fwupd: Possible bypass in signature verification

A PGP signature bypass flaw was found in fwupd, which could lead to the installation of unsigned firmware. As per upstream, a signature bypass is theoretically possible, but not practical because the Linux Vendor Firmware Service LVFS is either not implemented or enabled in versions of fwupd...

CVE-2020-28045

An unsigned-library issue was discovered in ProlinOS through 2.4.161.8859R. This OS requires installed applications and all system binaries to be signed either by the manufacturer or by the Point Of Sale application developer and distributor. The signature is a 2048-byte RSA signature verified in...

CVE-2020-28045

An unsigned-library issue was discovered in ProlinOS through 2.4.161.8859R. This OS requires installed applications and all system binaries to be signed either by the manufacturer or by the Point Of Sale application developer and distributor. The signature is a 2048-byte RSA signature verified in...